Create table Angajati 
(id Number(5) primary key,
prenume varchar2(20) default 'unknown',
nume varchar2(20) not null unique,
dataang date not null check (dataang >= to_date('01/01/1990' , 'dd/mm/yyyy')))


Create table JOBURI 
(jobid varchar(3) primary key,
jobclass varchar2(30),tariforar number(5,2) default 15 check (tariforar >=15))


alter table angajati add job varchar2(3) references joburi(jobid)


insert into joburi values(:jobid,:jobclass,:tariforar)

insert into angajati values(:id,:prenume,:nume,:data)





           
